silly captain Monkey D. Luffy, a young pirate who wishes to become the King of the Pirates by finding the "One Piece" treasure. the three-sword-wielding combatant Roronoa Zoro; the thief and navigator Nami; the cowardly marksman and inventor Usopp; the amorous cook and martial artist Sanji; the anthropomorphic reindeer and doctor Tony Tony Chopper; the archaeologist Nico Robin; the cyborg shipwright Franky; the living skeleton musician Brook; and the fish-man helmsman Jimbei.